benchmarks.wiki / Public workspace

Omni-MATH / A square is cut along a diagonal and reassembled to form a parallelogram PQRS. If PR=90 mathrm~mm , what is the area of the original square, in mm²? · Discussion

Discussing A square is cut along a diagonal and reassembled to form a parallelogram PQRS. If PR=90 mathrm{~mm} , what is the area of the original square, in mm²? · Omni-MATH

Posts

Chronological order within this page.

Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.